package main

import (
	"fmt"
	"go_code/chapter02/escaptechar/chapter06/fundemo01/utils"
)

func main() {

	var n1 float64 = 1.2
	var n2 float64 = 2.3
	var operator byte = '+'
	result := utils.Cal(n1, n2, operator)
	// result := cal(5.3, 2.3, '-')
	fmt.Println("result=", result)
}
